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  1. Couchbase Server
  2. MB-37204

[Jepsen] Couchbase crash during hard-reboot scenario due to HCS > persistedCompletedSeqno

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Details

    • Bug
    • Resolution: Duplicate
    • Critical
    • None
    • 6.5.0
    • couchbase-bucket
    • None
    • Triaged
    • Yes
    • KV Sprint 2019-12

    Description

      During kv-engine-jepsen-nightly-352 we observed a and crash during the following test:
      lein trampoline run test --nodes-file ./nodes --username vagrant --ssh-private-key ./resources/vagrantkey --workload=kill --scenario=hard-reboot --replicas=2 --no-autofailover --durability=0:0:0:100 --eviction-policy=full --cas
      Crash Message:

      2019-12-08T01:36:51.777389+00:00 CRITICAL Caught unhandled std::exception-derived exception. what(): GSL: Precondition failure at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/ep_bucket.cc: 620

      ep_bucket.cc:620

      		 
                      if (hcs) {
      		 
                          Expects(hcs > vbstate.persistedCompletedSeqno);
      		 
                          vbstate.persistedCompletedSeqno = *hcs;
      		 
                      }

      Couchbase version 6.5.1-6001

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          is caused by

          Bug - A problem which impairs or prevents the functions of the product. MB-37161 [Upgrade] failover upgrade failed during rebalance last upgrade node in cluster.

          • Critical - Crashes, loss of data, severe memory leak.
          • Closed
          links to

          Web Link 20191207T181623.000-0800.zip

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              drigby Dave Rigby
              richard.demellow Richard deMellow
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              Dates

                Created:
                Updated:
                Resolved:

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